CN104575517B - 高频重建期间的音频信号处理 - Google Patents
高频重建期间的音频信号处理 Download PDFInfo
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- CN104575517B CN104575517B CN201410643303.5A CN201410643303A CN104575517B CN 104575517 B CN104575517 B CN 104575517B CN 201410643303 A CN201410643303 A CN 201410643303A CN 104575517 B CN104575517 B CN 104575517B
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Classifications
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/0204—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders using subband decomposition
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/032—Quantisation or dequantisation of spectral components
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/16—Vocoder architecture
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Quality & Reliability (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
- Circuit For Audible Band Transducer (AREA)
- Stereo-Broadcasting Methods (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Radar Systems Or Details Thereof (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US36551810P | 2010-07-19 | 2010-07-19 | |
| US61/365,518 | 2010-07-19 | ||
| US38672510P | 2010-09-27 | 2010-09-27 | |
| US61/386,725 | 2010-09-27 | ||
| CN201180016982.8A CN103155033B (zh) | 2010-07-19 | 2011-07-14 | 高频重建期间的音频信号处理 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180016982.8A Division CN103155033B (zh) | 2010-07-19 | 2011-07-14 | 高频重建期间的音频信号处理 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104575517A CN104575517A (zh) | 2015-04-29 |
| CN104575517B true CN104575517B (zh) | 2018-06-01 |
Family
ID=44514661
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410643303.5A Active CN104575517B (zh) | 2010-07-19 | 2011-07-14 | 高频重建期间的音频信号处理 |
| CN201180016982.8A Active CN103155033B (zh) | 2010-07-19 | 2011-07-14 | 高频重建期间的音频信号处理 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180016982.8A Active CN103155033B (zh) | 2010-07-19 | 2011-07-14 | 高频重建期间的音频信号处理 |
Country Status (19)
| Country | Link |
|---|---|
| US (6) | US9117459B2 (fr) |
| EP (11) | EP2596497B1 (fr) |
| JP (10) | JP5753893B2 (fr) |
| KR (12) | KR102095385B1 (fr) |
| CN (2) | CN104575517B (fr) |
| AU (7) | AU2011281735B2 (fr) |
| BR (2) | BR122019024695B1 (fr) |
| CA (10) | CA3027803C (fr) |
| CL (1) | CL2012002699A1 (fr) |
| DK (2) | DK2596497T3 (fr) |
| ES (10) | ES2712304T3 (fr) |
| HK (3) | HK1199973A1 (fr) |
| MX (1) | MX2012010854A (fr) |
| MY (2) | MY154277A (fr) |
| NO (1) | NO2765572T3 (fr) |
| PL (10) | PL2765572T3 (fr) |
| RU (3) | RU2530254C2 (fr) |
| SG (3) | SG10202107800UA (fr) |
| WO (1) | WO2012010494A1 (fr) |
Families Citing this family (34)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US8971551B2 (en) | 2009-09-18 | 2015-03-03 | Dolby International Ab | Virtual bass synthesis using harmonic transposition |
| WO2014060204A1 (fr) * | 2012-10-15 | 2014-04-24 | Dolby International Ab | Système et procédé de réduction de latence dans des systèmes de basse virtuelle basés sur réémetteur |
| JP5754899B2 (ja) | 2009-10-07 | 2015-07-29 | ソニー株式会社 | 復号装置および方法、並びにプログラム |
| JP5850216B2 (ja) | 2010-04-13 | 2016-02-03 | ソニー株式会社 | 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム |
| JP5609737B2 (ja) | 2010-04-13 | 2014-10-22 | ソニー株式会社 | 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム |
| CA3027803C (fr) | 2010-07-19 | 2020-04-07 | Dolby International Ab | Traitement de signaux audio pendant la reconstruction a haute frequence |
| JP6075743B2 (ja) | 2010-08-03 | 2017-02-08 | ソニー株式会社 | 信号処理装置および方法、並びにプログラム |
| JP5707842B2 (ja) | 2010-10-15 | 2015-04-30 | ソニー株式会社 | 符号化装置および方法、復号装置および方法、並びにプログラム |
| TWI591620B (zh) * | 2012-03-21 | 2017-07-11 | 三星電子股份有限公司 | 產生高頻雜訊的方法 |
| US9173041B2 (en) * | 2012-05-31 | 2015-10-27 | Purdue Research Foundation | Enhancing perception of frequency-lowered speech |
| KR102243688B1 (ko) * | 2013-04-05 | 2021-04-27 | 돌비 인터네셔널 에이비 | 인터리브된 파형 코딩을 위한 오디오 인코더 및 디코더 |
| JP6305694B2 (ja) * | 2013-05-31 | 2018-04-04 | クラリオン株式会社 | 信号処理装置及び信号処理方法 |
| PL3008726T3 (pl) | 2013-06-10 | 2018-01-31 | Fraunhofer Ges Forschung | Urządzenie i sposób kodowania obwiedni sygnału audio, przetwarzania i dekodowania przez modelowanie reprezentacji sumy skumulowanej z zastosowaniem kwantyzacji i kodowania rozkładu |
| ES2635026T3 (es) * | 2013-06-10 | 2017-10-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Aparato y procedimiento de codificación, procesamiento y decodificación de envolvente de señal de audio por división de la envolvente de la señal de audio utilizando cuantización y codificación de distribución |
| BR122020016403B1 (pt) * | 2013-06-11 | 2022-09-06 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V | Aparelho de decodificação de sinal de áudio, aparelho de codificação de sinal de áudio, método de decodificação de sinal de áudio e método de codificação de sinal de áudio |
| MX358362B (es) * | 2013-06-21 | 2018-08-15 | Fraunhofer Ges Forschung | Decodificador de audio que tiene un modulo de extension de ancho de banda con un modulo de ajuste de energia. |
| TWI557726B (zh) * | 2013-08-29 | 2016-11-11 | 杜比國際公司 | 用於決定音頻信號的高頻帶信號的主比例因子頻帶表之系統和方法 |
| US9666202B2 (en) * | 2013-09-10 | 2017-05-30 | Huawei Technologies Co., Ltd. | Adaptive bandwidth extension and apparatus for the same |
| US9875746B2 (en) | 2013-09-19 | 2018-01-23 | Sony Corporation | Encoding device and method, decoding device and method, and program |
| US10163447B2 (en) * | 2013-12-16 | 2018-12-25 | Qualcomm Incorporated | High-band signal modeling |
| CA3162763A1 (en) | 2013-12-27 | 2015-07-02 | Sony Corporation | Decoding apparatus and method, and program |
| US20150194157A1 (en) * | 2014-01-06 | 2015-07-09 | Nvidia Corporation | System, method, and computer program product for artifact reduction in high-frequency regeneration audio signals |
| CN105096957B (zh) | 2014-04-29 | 2016-09-14 | 华为技术有限公司 | 处理信号的方法及设备 |
| EP2980794A1 (fr) * | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Codeur et décodeur audio utilisant un processeur du domaine fréquentiel et processeur de domaine temporel |
| EP2980795A1 (fr) | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Codage et décodage audio à l'aide d'un processeur de domaine fréquentiel, processeur de domaine temporel et processeur transversal pour l'initialisation du processeur de domaine temporel |
| TWI758146B (zh) * | 2015-03-13 | 2022-03-11 | 瑞典商杜比國際公司 | 解碼具有增強頻譜帶複製元資料在至少一填充元素中的音訊位元流 |
| TW202341126A (zh) | 2017-03-23 | 2023-10-16 | 瑞典商都比國際公司 | 用於音訊信號之高頻重建的諧波轉置器的回溯相容整合 |
| EP3659040A4 (fr) * | 2017-07-28 | 2020-12-02 | Dolby Laboratories Licensing Corporation | Procédé et système de fourniture de contenu multimédia à un client |
| WO2019121980A1 (fr) | 2017-12-19 | 2019-06-27 | Dolby International Ab | Procédés, appareil et systèmes pour voix unifiée et améliorations de décodage et d'encodage audio |
| TWI702594B (zh) * | 2018-01-26 | 2020-08-21 | 瑞典商都比國際公司 | 用於音訊信號之高頻重建技術之回溯相容整合 |
| KR102626003B1 (ko) * | 2018-04-04 | 2024-01-17 | 하만인터내셔날인더스트리스인코포레이티드 | 자연스러운 공간 변화 시뮬레이션을 위한 동적 오디오 업믹서 파라미터 |
| CA3152262A1 (fr) | 2018-04-25 | 2019-10-31 | Dolby International Ab | Integration de techniques de reconstruction haute frequence a retard post-traitement reduit |
| IL303445B1 (en) | 2018-04-25 | 2024-02-01 | Dolby Int Ab | Combining high-frequency audio reconstruction techniques |
| CN117079657B (zh) * | 2023-10-16 | 2024-01-26 | 中国铁塔股份有限公司 | 压限处理方法、装置、电子设备及可读存储介质 |
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